fix(quotes): add logging + parallel fetch for external API diagnostics

apps/backend/src/modules/quotes/handlers/getMonthlyLast.ts

@@ -113,14 +113,21 @@ export async function getMonthlyLast(c: Context) {
 
   const externalData = new Map<string, Map<string, number>>();
 
-  for (const [type, casa] of Object.entries(CASA_MAP)) {
-    if (!missingByType.has(type)) continue;
+  const fetches = Object.entries(CASA_MAP).map(async ([type, casa]) => {
+    if (!missingByType.has(type)) return;
 
     try {
+      const controller = new AbortController();
+      const timeout = setTimeout(() => controller.abort(), 30_000);
       const res = await fetch(
         `https://api.argentinadatos.com/v1/cotizaciones/dolares/${casa}`,
+        { signal: controller.signal },
       );
-      if (!res.ok) continue;
+      clearTimeout(timeout);
+      if (!res.ok) {
+        console.error(`[monthlyLast] ${casa} responded ${res.status}`);
+        return;
+      }
 
       const quotes: ExternalQuote[] = await res.json();
       const monthLast = new Map<string, { fecha: string; compra: number }>();
@@ -143,10 +150,15 @@ export async function getMonthlyLast(c: Context) {
         typeMap.set(month, data.compra);
       }
       externalData.set(type, typeMap);
-    } catch {
-      // If external API fails, continue without those values
+      console.error(
+        `[monthlyLast] ${casa}: fetched ${quotes.length} quotes, ${monthLast.size} months`,
+      );
+    } catch (e) {
+      console.error(`[monthlyLast] ${casa} fetch failed:`, e);
     }
-  }
+  });
+
+  await Promise.all(fetches);
 
   const result: MonthlyLastRow[] = [];
   for (const month of expectedMonths) {
@@ -164,6 +176,10 @@ export async function getMonthlyLast(c: Context) {
     }
   }
 
+  console.error(
+    `[monthlyLast] result: ${result.length} rows, months: ${[...new Set(result.map((r) => r.month))].sort().join(", ")}`,
+  );
+
   cache.set(cacheKey, result, 300);
   return c.json(result);
 }